CVE-2021-43938 : Security Advisory and Response

Elcomplus SmartPTT SCADA Server is vulnerable to an information exposure issue that allows an unauthenticated user to request files without authentication.

Understanding CVE-2021-43938

Elcomplus SmartPTT SCADA Server is at risk due to unauthorized file access.

What is CVE-2021-43938?

CVE-2021-43938 highlights a vulnerability in Elcomplus SmartPTT SCADA Server that enables an unauthenticated user to retrieve various files from the server without any authorization.

The Impact of CVE-2021-43938

This vulnerability has a high impact on confidentiality, integrity, and availability of the server, with a CVSS base score of 8.1.

Technical Details of CVE-2021-43938

Elcomplus SmartPTT SCADA Server vulnerability specifics.

Vulnerability Description

The vulnerability allows unauthorized users to access files on the server without needing authentication.

Affected Systems and Versions

Product: SmartPTT SCADA Server
Vendor: Elcomplus
Version: 1.4

Exploitation Mechanism

Attack Complexity: High
Attack Vector: Network
Privileges Required: None
User Interaction: None

Mitigation and Prevention

Protecting systems from CVE-2021-43938.

Immediate Steps to Take

Upgrade to Version 2.3.4 or later provided by Elcomplus
Contact Elcomplus support for further assistance

Long-Term Security Practices

Implement strict access controls
Regularly monitor and update server permissions

Patching and Updates

Keep the system up to date with the latest patches and security updates.